Leo D'Alessio

Leo D'Alessio (died November 1920) was the boss of the D'Alessio brothers gang in Philadelphia, Pennsylvania during Prohibition.

Biography
Leo D'Alessio was born in Philadelphia, Pennsylvania to a family of Italian immigrants, and he was one of thirteen siblings. D'Alessio and his brothers formed a gang in Philadelphia, and they were involved with armed robbery, burglary, extortion, and loansharking. D'Alessio loaned money to Mickey Doyle and helped him during his war with Chalky White, later forming alliances with Arnold Rothstein and Lucky Luciano to oppose the powerful Atlantic City political boss Enoch Thompson. After a failed assassination attempt on Thompson, Rothstein and Thompson made peace, and D'Alessio's throat was cut by Jimmy Darmody at a barbershop.